If you’ve ever engaged in a debate with a progressive, you know first-hand the definition of futility. After a few minutes, they run out of whatever talking points they just read in Mother Jones or Salon, and out come the names. It used to take longer – there were even reported cases of debates reaching double-digits in minutes before the expletives and personal attacks began. Cries of racism/sexism/homophobia used to be where Democrats ended up in a debate. Now, it’s where they start. What once was simply the last arrow in their quiver has turned into their favorite. Now, the...